nav{background:#1a1a1a;border-bottom:1px solid #2a2a2a;position:sticky;top:0;z-index:100}.nav-inner{max-width:1460px;margin:0 auto;display:flex;align-items:center;padding:0 16px;height:48px}.nav-toggle{display:none;background:0 0;border:0;cursor:pointer;padding:8px;margin-left:auto}.nav-toggle span{display:block;width:22px;height:2px;background:#ccc;margin:5px 0;transition:transform .3s,opacity .3s;border-radius:1px}.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;width:100%}.nav-links li{margin:0}.nav-links li:last-child{margin-left:auto}.nav-links a{color:#999;text-decoration:none;font-size:15px;font-weight:500;padding:6px 14px;border-radius:6px;transition:color .2s,background-color .2s;white-space:nowrap}.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}@media (max-width:768px){.nav-toggle{display:block}.nav-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:150;opacity:0;pointer-events:none;transition:opacity .3s ease}.nav-backdrop.open{opacity:1;pointer-events:auto}.nav-links{position:fixed;top:0;right:0;bottom:0;width:260px;max-width:80vw;flex-direction:column;align-items:stretch;background:#1a1a1a;border-left:1px solid #2a2a2a;padding:56px 16px 16px;gap:2px;transform:translateX(100%);transition:transform .3s ease;z-index:200}.nav-links.open{transform:translateX(0)}.nav-links li{width:100%}.nav-links li:last-child{margin-left:0}.nav-links a{display:block;padding:12px 16px;font-size:16px;border-radius:8px}.nav-links a:hover{background:rgba(255,255,255,.08)}}